toxicology

noun
tox·​i·​col·​o·​gy | \ ˌtäk-si-ˈkä-lə-jē How to pronounce toxicology (audio) \

Definition of toxicology

: a science that deals with poisons and their effect and with the problems involved (such as clinical, industrial, or legal problems)

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Other Words from toxicology

toxicologist \ ˌtäk-​si-​ˈkä-​lə-​jist How to pronounce toxicologist (audio) \ noun

Did You Know?

Even though most of us are aware of toxicology primarily from crime shows on TV, toxicologists actually do most of their work in other fields. Many are employed by drug companies, others by chemical companies. Many work for the government, making sure the public is being kept safe from environmental poisons in the water, soil, and air, as well as unhealthy substances in our food and drugs. These issues often have to do with quantity; questions about how much of some substance should be considered dangerous, whether in the air or in a soft drink, may be left to toxicologists. But occasionally a toxicology task may be more exciting: for instance, discovering that what looked like an ordinary heart attack was actually brought on by a hypodermic injection of a paralyzing muscle relaxant.

Examples of toxicology in a Sentence

Recent Examples on the Web

Though toxicology tests had not been completed on Mr. Zamperoni, the charging document said the two other men had died after taking drugs Ms. Barini had given them that were laced with fentanyl, a powerful narcotic. New York Times, "Cipriani Chef Found Dead May Have Been Drugged in Robbery Scheme," 26 Aug. 2019 The tentative cause of death of all five children is carbon monoxide toxicity and smoke inhalation, but toxicology tests could take a few weeks to process, according to coroner Lyell P. Cook. Olivia Sanchez, USA TODAY, "Not enough smoke detectors in Pennsylvania day care where 5 children died, officials say," 13 Aug. 2019 Schroeder eventually got back in line but airport police had already been notified and he was given two toxicology tests, one of which showed that he was intoxicated, Hogan said. Minyvonne Burke And Jay Blackman, NBC News, "Delta Air Lines pilot arrested for allegedly being drunk before flight," 31 July 2019 The medical examiner’s office performed an autopsy Thursday morning and was awaiting results from toxicology tests as part of its investigation. Tonya Alanez, sun-sentinel.com, "Lobster miniseason nears end with veteran diver dead and another man injured," 25 July 2019 The agency’s investigation also found the manager on duty that day was not a certified foreman and a toxicology test wasn’t performed on the scraper’s driver after the crash, a breach of mine protocol. Mark Olalde, AZCentral.com, "Backup cameras would save miners' lives. So why are mines fighting against using them?," 26 June 2019 The toxicology reports showed that Doss’ blood-alcohol content was about three times the legal limit, according to prosecutors. Cory Shaffer, cleveland.com, "Man pleads no contest, convicted in crash that killed Beachwood math teacher, girlfriend," 28 Aug. 2019 An external examination revealed no external trauma and a toxicology report is pending, the complaint says. Emanuella Grinberg, CNN, "Sex worker faces drug-related charges in death of chef Andrea Zamperoni and two others," 27 Aug. 2019 Local authorities are investigating, and a toxicology report is expected in the next few days. Damien Cave, BostonGlobe.com, "Who is killing wallabies in northern Australia?," 26 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'toxicology.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of toxicology

circa 1799, in the meaning defined above

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More Definitions for toxicology

toxicology

noun

English Language Learners Definition of toxicology

technical : the study of poisonous chemicals, drugs, etc., and how a person or other living thing reacts to them

toxicology

noun
tox·​i·​col·​o·​gy | \ -ˈkäl-ə-jē How to pronounce toxicology (audio) \
plural toxicologies

Medical Definition of toxicology

: the scientific study of the adverse effects of chemical substances on the living organism